111101312103 has 8 divisors (see below), whose sum is σ = 148144459008. Its totient is φ = 74062853304.

The previous prime is 111101312093. The next prime is 111101312107. The reversal of 111101312103 is 301213101111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 111101312103 - 2⁹ = 111101311591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111101312107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1116351 + ... + 1211792.

It is an arithmetic number, because the mean of its divisors is an integer number (18518057376).

Almost surely, 2^111101312103 is an apocalyptic number.

111101312103 is a deficient number, since it is larger than the sum of its proper divisors (37043146905).

111101312103 is a wasteful number, since it uses less digits than its factorization.

111101312103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2344053.

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 111101312103 its reverse (301213101111), we get a palindrome (412314413214).

The spelling of 111101312103 in words is "one hundred eleven billion, one hundred one million, three hundred twelve thousand, one hundred three".